v0.8.2 spec/v0.5.0

Name: agent-host-protocol
Author: microsoft

microsoft/agent-host-protocolJun 26, 2026 → Jun 26, 20261 day between releases

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The Two Releases

v0.8.2

Jun 26, 2026· 4 months ago

This release introduces A2A agent discovery, richer skills capabilities, and significant security hardening. It also introduces a durable run/task control plane and expands channel surfaces.

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spec/v0.5.0

AHP Spec v0.5.0

Jun 26, 2026· 4 months ago

Defines the protocol spec for AHP 0.5.0, establishing multi-client sessions, progress tracking, and the new `SessionState` structure.

Full release notes